package vule.components;

import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Shape;
import java.awt.event.KeyListener;
import java.awt.geom.Ellipse2D;
import java.util.Arrays;

import javax.swing.JButton;

public class RoundButton extends JButton {
	
	private static final long serialVersionUID = -8057459718216730510L;
	
	public RoundButton(String label) {
        super(label);
        
        getActionMap().clear();
        
        // These statements enlarge the button so that it
        // becomes a circle rather than an oval.
        Dimension size = getPreferredSize();
        size.width = size.height = Math.max(size.width, size.height);
        setPreferredSize(size);

        // This call causes the JButton not to paint the background.
        // This allows us to paint a round background.
        setContentAreaFilled(false);
    }

    // Paint the round background and label.
    protected void paintComponent(Graphics g) {
    if (getModel().isArmed()) {
            // You might want to make the highlight color
            // a property of the RoundButton class.
            g.setColor(Color.lightGray);
        } else {
            g.setColor(getBackground());
        }
    g.fillOval(0, 0, getSize().width-1, getSize().height-1);

        // This call will paint the label and the focus rectangle.
    super.paintComponent(g);
    }

    // Paint the border of the button using a simple stroke.
    protected void paintBorder(Graphics g) {
        g.setColor(getForeground());
        g.drawOval(0, 0, getSize().width-1, getSize().height-1);
    }

    // Hit detection.
    Shape shape;
    public boolean contains(int x, int y) {
        // If the button has changed size, make a new shape object.
        if (shape == null || !shape.getBounds().equals(getBounds())) {
            shape = new Ellipse2D.Float(0, 0, getWidth(), getHeight());
        }
        return shape.contains(x, y);
    }
}
